# Microsoft SQL DatabaseLink connection using Windows Authentication

For those who use Mathematica with databases in companies, a common way to securely connect to those is using Windows Authentication (detailed here).

Mathematica doesn't seem to support this authentication method. How can you connect to a database securely using Windows authentication?

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After much digging, I found this MathGroup archive detailing how to get Mathematica working with SQL servers protected by Windows authentication.

It's repeated here mainly for posterity's sake.

3. Copy this file to \$InstallationDirectory under SystemFiles>Java>(appropriate Windows folder)>bin